Triceratops vs Torosaurus

From CalAcademy and the University of California Museum of Paleontology, a great introduction on how the Triceratops (named in 1889) and the Torosaurus (named in 1891) are actually the same dinosaur at different stages of life. Both lived around between 66.8 and 65.5 million years ago.

More related videos

Go behind-the-scenes of Walking with Dinosaurs: The Arena Spectacular, based on the BBC television series, with Science Friday as they explore the wide variety of high-tech ways that these 20 gigantic dinosaur puppets...

The water-loving Spinosaurus had a spiny "sail" on its back, and a crocodile-like head, neck and tail, but was much larger than the Tyrannosaurus Rex. At 50 feet long, it's the largest carnivore to walk (and swim) the...

Fossils from one of the largest dinosaurs to ever walk the Earth -- the 77-million-year-old, 65-ton Dreadnoughtus (meaning "fear nothing") schrani -- were discovered and unearthed in Southern Patagonia, Argentina, bet...

Go fishing for 52-million year old fish with Emily Graslie of The Brain Scoop. In this episode, she's In Search of Fossil Fish with The Field Museum at Wyoming's Fossil Lake, an early Eocene treasure trove of fossiliz...

We've learned a lot about dinosaur anatomy since displays of their bones were set up at The National Museum of Natural History in Washington, D.C., "anywhere from the early 1900s through 1940s, 50s, and 60s." As a par...

This is what it's like to be a paleontologist out in the field, from waking at dawn's first light, to digging in the rocks, to wrapping or jacketing finds, to gathering around the campfire, exhausted and covered with ...

Meet Boomer, an extraordinary little robot dinosaur by toy inventor NeverBen. Boomer is currently a toy prototype that's slated for production in 2014, and his personality-filled training video, above, has gone viral....